Introduction Matrices

• A

• B

• C

• D

• 4

• 0

• Not defined

• -16

• 3

• -14

• -16

• 22

How many rows are in 8 x 9 matrix?

• 72

• 17

• 8

• 0

Simplify.

• A

• B

• C

• D

Simply.

• A

• B

• C

• D

• A

• B

• C

• D

Which of the following condition is correct if we want to add matrices?

• Both rows and columns of both matrices which we want to add are the same

• Columns of both matrices which we want to add are equal

• Rows of both matrices which we want to add are the same

• The number of the first matrix's column should be equal to the number of the second matrix's row which we want to add.

How many rows does the above matrix have?

• 1

• 3

How many rows does the above matrix have?

• 1

• 3